718484887 has 2 divisors, whose sum is σ = 718484888. Its totient is φ = 718484886.

The previous prime is 718484873. The next prime is 718484903. The reversal of 718484887 is 788484817.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 718484887 - 2¹¹ = 718482839 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (718484857) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 359242443 + 359242444.

It is an arithmetic number, because the mean of its divisors is an integer number (359242444).

Almost surely, 2^718484887 is an apocalyptic number.

718484887 is a deficient number, since it is larger than the sum of its proper divisors (1).

718484887 is an equidigital number, since it uses as much as digits as its factorization.

718484887 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3211264, while the sum is 55.

The square root of 718484887 is about 26804.5683979429. The cubic root of 718484887 is about 895.6518194193.

It can be divided in two parts, 718 and 484887, that added together give a triangular number (485605 = T₉₈₅).

The spelling of 718484887 in words is "seven hundred eighteen million, four hundred eighty-four thousand, eight hundred eighty-seven".